Markings and symbols
B.4 Operator controls
B.4
Operator controls
Symbol
Meaning
On/off switch
isolation
Only with single power supply
1
B.5
Interfaces
Symbol
Meaning
Connection to the power supply
Protective conductor terminal
Connection for functional earthing
(equipotential bonding line)
DisplayPort interface
DVI port
Monitor output (VGA)
LAN interface, not approved for con-
necting WAN or telephone
Serial interface
USB port
USB 2.0 high-speed port
USB 3.0 super-speed port
USB 3.1 SuperSpeedPlus interface
118
, without electrical
1
Symbol
Meaning
On/off switch, without electrical isola-
tion
Symbol
Meaning
PS/2 mouse interface
PS/2 keyboard-interface
Multimedia Card Reader
Smart Card Reader
Line In
Line Out
Microphone input
Universal audio jack
Headphone output
Operating Instructions, 07/2019, A5E45118479-AB
SIMATIC IPC1047